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Date: Thu, 17 Aug 2006 12:13:07 +0000
From: Baldur Gislason <baldur@foo.is>
To: Tofig Suleymanov <tofik@oxygen.az>
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Cc: usb@freebsd.org
Subject: Re: USB_ATTACH_SETUP macros question
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This isn't an infinite loop, in fact it will never be executed.

Baldur

On Thu, Aug 17, 2006 at 05:10:02PM +0500, Tofig Suleymanov wrote:
> Hello hackers,
> 
> is there anybody to explain why do we have infinite loop inside of
> USB_ATTACH_SETUP macros inside of usb_port.h ? How does his loop gets
> escaped when we use it in some usb driver ?
> 
> #define USB_ATTACH_SETUP \
>         do { \
>                 sc->sc_dev = self; \
>                 device_set_desc_copy(self, devinfo); \
>                 device_printf(self, "%s\n", devinfo); \
>         } while (0);
> 
> Thank you  !
> 
> Tofig Suleymanov
> 
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